fix warnings 4

apps/cpu/PoiseuilleFlow/CMakeLists.txt

 PROJECT(pf)
 
-vf_add_library(BUILDTYPE binary PRIVATE_LINK VirtualFluidsCore muparser basics ${MPI_CXX_LIBRARIES} FILES pf.cpp )
+vf_add_library(BUILDTYPE binary PRIVATE_LINK VirtualFluidsCore muparser basics ${MPI_CXX_LIBRARIES} FILES pf.cpp pf1.cpp )
 
 vf_get_library_name (library_name)
 target_include_directories(${library_name} PRIVATE ${APPS_ROOT_CPU})
\ No newline at end of file

apps/cpu/PoiseuilleFlow/pf1.cpp

@@ -137,8 +137,7 @@ void pf1()
    grid->accept(initVisitor);
 
    //set connectors
-   InterpolationProcessorPtr iProcessor(new IncompressibleOffsetInterpolationProcessor());
-   SetConnectorsBlockVisitor setConnsVisitor(comm, true, D3Q27System::ENDDIR, nuLB, iProcessor);
+   OneDistributionSetConnectorsBlockVisitor setConnsVisitor(comm);
    grid->accept(setConnsVisitor);
 
    SPtr<UbScheduler> mSch(new UbScheduler(cpStep, cpStart));